HydraPak
SoftFlask Speed 500
8.8Very Good
500 ml SoftFlask Speed with high-flow bite valve — vest front standard for race vests; compresses as you drink and replaces classic SoftFlask 500 when you want faster sipping.
From € 24
Comparison
HydraPak SoftFlask Speed 500 vs SkyFlask Speed 500
Same Speed valve family, different carry modes. SoftFlask Speed belongs in vest/belt pockets; SkyFlask Speed is the handheld soft-flask option.
- Expert comparison
- Data driven
- Updated 1 September 2026
- Hydration
HydraPak
SkyFlask Speed 500
8.4Good
500 ml handheld SoftFlask with hand strap — for runners who want SoftFlask Speed flow without a vest, trading pack storage for simple one-bottle long runs.
From € 28
Decision guide
When each shoe is the better buy — by training mix and conditions, not overall score alone.
Bottom line
SoftFlask Speed for vest days; SkyFlask Speed when you want handheld hydration without a pack.
HydraPak
Choose SoftFlask Speed 500 if…
- You run with a vest or belt pocket.
HydraPak
Choose SkyFlask Speed 500 if…
- You want handheld soft-flask carry.
Key Differences
Carry mode
SoftFlask Speed 500: Vest/belt soft flaskSkyFlask Speed 500: Handheld soft flaskSame valve family; different intended carry.
When each wins
Context winners by session type — use these with the decision guide above, not as a universal ranking.
Long Runs
SkyFlask Speed 500
Handheld long-run option.
Trail Running
SoftFlask Speed 500
Vest pocket flask for trail.
Ultra
SoftFlask Speed 500
Standard soft-flask vest refill.
VSMarathon
TIE
Half Marathon
SkyFlask Speed 500
Handheld for simpler road races.
VSValue
TIE
Kitletics value scores are too close to call on current catalog pricing.
Specs
| Spec | SoftFlask Speed 500 | SkyFlask Speed 500 | Winner |
|---|---|---|---|
| Type | Soft Flask | Handheld | — |
| Capacity (ml) | 500 | 500 | TIE |
| Volume (ml) | 500 | 500 | TIE |
| Bottle Construction | Soft | Soft | TIE |
| Hand Strap | No | Yes | — |
| Weight (g) | 42 | 68 | SoftFlask Speed 500 |
| Insulation | No | No | TIE |
| Bite Valve | Yes | Yes | TIE |
| Included Flasks | 1 | 1 | TIE |
| No | Yes | — | |
| Phone Capacity | No | No | TIE |
| Bladder Compatible | No | No | TIE |
| Material | TPU SoftFlask Speed | TPU SoftFlask + handheld strap | — |
| Fit / Sizing | Unisex | Unisex | TIE |
Current Prices
Regional prices · Netherlands
Prices last checked: 12 Sept 2026. Offer updates do not mean the editorial comparison was re-reviewed.
Top Alternatives
HydraPak SoftFlask 500Speed 500 is HydraPak’s 42g high-flow 500 ml vest flask. SoftFlask 500 is a different sip or carry: widely vest-compatible shape.
Salomon Soft Flask 500Speed 500 is HydraPak’s 42g high-flow 500 ml vest flask. Soft Flask 500 is a different sip or carry: standard vest-pocket size.
Salomon Soft Flask Speed 500Speed 500 is HydraPak’s 42g high-flow 500 ml vest flask. Soft Flask Speed 500 is a different sip or carry: high-flow Speed valve for faster vest-pocket sipping.
HydraPak SoftFlask 250Speed 500 is HydraPak’s 42g high-flow 500 ml vest flask. SoftFlask 250 is a different sip or carry: fits tighter vest pockets and many race belts.
HydraPak Tube KitSpeed 500 is HydraPak’s 42g high-flow 500 ml vest flask. Tube Kit is a different sip or carry: lets you tube-sip SoftFlasks or reservoirs hands-free.
Ultimate Direction Body Bottle 500Speed 500 is HydraPak’s 42g high-flow 500 ml vest flask. Body Bottle 500 is a different sip or carry: matches UD Race Vest / Adventure Vest front-pocket geometry.
Nathan ExoShot 2Shared use-case alternative
Independent & Transparent
We don't sell gear. Guidance is independent, labelled honestly, and evidence-led.
Always Up to Date
Products, prices and new releases are continually reviewed.
Real Prices
Regional retailer offers with last-checked timestamps — not invented MSRP.
Find What Fits You
Smart tools match gear to your sport, goals and budget.